Home / 5,666.80-8,491.56-2,893.36

Finding the Fourth Proportional to 5,666.80, 8,491.56 and 2,893.36

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Solution

The fourth proportional to 5,666.80, 8,491.56 and 2,893.36 is: 4,335.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.80 : 8,491.56 = 2,893.36 : x
  2. Step 2: Convert to fraction form
    5,666.80/8,491.56 = 2,893.36/x
  3. Step 3: Cross multiply
    5,666.80x = 8,491.56 × 2,893.36
  4. Step 4: Simplify right side
    5,666.80x = 24,569,140.04
  5. Step 5: Solve for x
    x = 24,569,140.04/5,666.80
  6. Step 6: Final answer
    x = 4,335.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.